Helmut H. Bunzl

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Fehraltorf, CH

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Patents Grantslast 30 patents

Information Patent Grant
Revolving door
- Patent number 5,634,295
- Issue date Jun 3, 1997
- Record Turautomation GmbH
- Helmut H. Bunzl
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Electro-mechanical pivot wing drive for pivoting wings of doors or...
- Patent number 5,386,885
- Issue date Feb 7, 1995
- Record Turautomation GmbH
- Helmut H. Bunzl
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Balanced sliding door structure
- Patent number 4,438,594
- Issue date Mar 27, 1984
- AG fur Turautomaten
- Helmut H. Bunzl
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES